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...Washington, D. C. Published By The Carnegie Institution Of Washington 1915 Carnegie Institution Of Washington Publication No. 223 Press Of Gibson Brothers Wash Carnegie Institution of Washington Publication No. 223 (7 plates) 1915

{{Carnegie stages}} [[Carnegie stage 7]]

By A. M. Hain (Carnegie Research Fellow), The Institute of Animal Genetics, Edinburgh University, ...y defrayed by grants (to A.M.H.) from the Medical Research Council and the Carnegie Trust for the Universities of Scotland.

{{Carnegie stages}} [[Carnegie stage 7]]

...out the size of a small walnut<ref>The human ovary is about 3 centimeters (1.25 inches) long. The ovary of a mouse is hardly bigger than a pinhead, whil ...as seen by surgeon looking into the pelvis. One-half natura size. From the Carnegie Contributions to Embryology, by courtesy of George B Wislocki.

...o was later classified as a [[Carnegie Collection]] Embryo No. {{CE148}} [[Carnegie stage 13]]. ! colspan=10| [[Carnegie Collection]] - [[Carnegie stage 13|Stage 13]]&nbsp;

...This 1916 paper by Cunningham in the [[Book_-_Contributions_to_Embryology|Carnegie Institution of Washington - Contributions to Embryology]] series describes ...f organs. It should also be possible to demonstrate in progressively older stages constantly increasing lymphatic zones and decreasing non-lymphatic zones. T

...had deviated significantly from normal developmental processes during the stages of mitotic proliferation. The impaired proliferation of XYsry- PGCs was ass ...s cords and interstitium during development. The Sertoli cell Wilms' tumor 1 (Wt1) gene, which encodes ~24 zinc finger-containing transcription factors,

...s in man 4|4]]). The fetuses studied in this paper appear to be from the [[Carnegie Collection]] though some of the embryo number, CRL and ages do not appear t ...of Siebenmann, used the term Cozzolino’s zone. In describing the zone in a 1.5 to 2 month fetus, he said that there is a raphe-like line between the car

...arried on in conjunction with the search for human tubal ova<ref>In press: Carnegie Publications, Contributions to Embryology.</ref> and analyses of hormone co ...stages in human oocytes. To date there have been few descriptions of such stages and in those which have already been reported several were clearly concerne

...These are represented in plate 1, figures 2 and 3, and in plate 2, figures 1 and 2 of the monograph, which also show the primitive anterior vitelline ve On several occasions, at stages of from sixteen to twenty-four hours incubation, I injured the embryo by bu

...s (1880-1949) describes a [[Carnegie Collection]] Embryo No. {{CE1878}} [[Carnegie stage 9]] embryo in [[Week 3]]. :'''Links:''' [[Book_-_Contributions_to_Embryology|Carnegie Institution of Washington - Contributions to Embryology]]

...oj also stated that Engel gave the incidence as 1 in 800, and Korn as 1 in 1,250 births. Such a surprising fluctuation in the apparent incidence in adja ...belonging very largely in the later months of pregnancy, while that in the Carnegie Collection, on the other hand, belongs very largely in the earlier months.

* Auricle - Pharyngeal Arches 1 and 2 (ectoderm, mesoderm) * External Auditory Meatus - Pharyngeal Arch 1 groove or cleft (ectoderm)

...4. The appearance of the upper and lower limb buds are more like a later [[Carnegie stage 16]] embryo occurring in [[Week 6|week 6]], 37 - 42 days, CRL 8 - 11 {{Carnegie stage 16 links}}

| [[Carnegie Collection]] | [[Carnegie Embryos]] | [[Book_-_Contributions_to_Embryology|Contributions to Embryolog ...lso in those of human embryos, for example the perfect presomite specimen (Carnegie no. 30) described by Heuser (1932). When, owing to the enterprise and skill

The aim in this study has been to follow the successive stages of the development of the human intestine, loop by loop, from the simplest ...of sections gives no opportunity to study the loops. A number of important stages were selected aud modeled according to the method of Born. A list of these

...factors affecting their persistence and regression in various reproductive stages, have been of considerable interest to physiologists concerned with develop ...y the theca interna according to Solomons and Gatenby (l_2_§), but Corner (1.23 13;) stated that it is probably laid down by endothelial cells. Corner (

...14 paper by Dickie is a description of the development of the human embryo Carnegie stage {{CS20}} in [[week 8]]. {{Carnegie stage 20 links}}

...confused state. Two prevailing and opposed opinions may be gathered, viz., 1) that the eggs and sperms have extraregional forebears derived from the ear ...of treatment, the embryos were arranged into three groups, shown in table 1. The first group includes thelembryos whose gonads, if present at all, are